Using 14.04 on a XPS 15z (cypress touchpad), I still have this issue. It mostly appears after several 2 fingers scrolling.
dmesg | grep mouse [ 3373.530080] psmouse serio1: Trackpad at isa0060/serio1/input0 - driver resynced. uname -r 3.13.0-35-generic Is the patch really included in this kernel? -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1048258 Title: Cypress trackpad gets psmouse lost sync / driver resynced warnings Status in Dell Sputnik: Fix Released Status in “linux” package in Ubuntu: Triaged Status in “linux” source package in Precise: Fix Released Status in “linux” source package in Quantal: Fix Released Bug description: I installed Kubuntu 12.04 with ppa suggested on this forum but I still have intermittent problem with touchpad.I also install kde-config- touchpad and have full control on touchpad(ex.: disable when mouse plugged). It work like I want but after come back from sleep mode, I got error message about synaptics and the syslog look like this: Sep 9 10:28:34 XPS-L321X kernel: [ 6839.441575] psmouse serio1: Trackpad at isa0060/serio1/input0 lost sync at byte 1 Sep 9 10:28:34 XPS-L321X kernel: [ 6839.442852] psmouse serio1: Trackpad at isa0060/serio1/input0 - driver resynced. These lines are repeated in infinite loop. I tried these command: sudo modprobe -r psmouse sudo modprobe psmouse It reassign input: input: CyPS/2 Cypress as /devices/platform/i8042/serio1/input/input17 It stop the loop for 2 minutes and start again Only way to fix is restart x session To manage notifications about this bug go to: https://bugs.launchpad.net/dell-sputnik/+bug/1048258/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp